Congratulations and welcome to this madness!
About the suction cup for the iPhone: where do you plan to stick it? Many of us have installed a screwed RAM ball. It might be a good choice too! Think about it!
![[Linked Image]](https://www.tm-img.com/images/2020/02/28/RAM-mount-3.jpg)
![[Linked Image]](https://www.tm-img.com/images/2020/02/28/RAM-mount-7.jpg)
![[Linked Image]](https://www.tm-img.com/images/2020/02/28/RAM-mount-5.jpg)
![[Linked Image]](https://www.tm-img.com/images/2020/02/28/RAM-mount-6.jpg)
Details in case you're curious about this solution
https://www.speedymarmots.com/works-6-phone-mount/